Tehuantepec Forecast



January 26, 2021, 10:30 am (UTC: +00:00)
Subject: Tehuantepec Forecast


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This forecast has not been reviewed. It was generated from an automatic model.

...GALE WARNING...
.42 HOUR FORECAST WITHIN 15N94W TO 15N95W TO 16N95W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
35 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 14N94W TO 13N96W TO 15N96W TO 16N95W TO
16N93W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 40 KT. SEAS 8 TO 9 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 26N112W TO 21N127W. WITHIN 14N122W TO 10N126W
TO 07N140W TO 26N140W TO 20N127W TO 14N122W NE TO E WINDS 20 TO
25 KT. SEAS 10 TO 12 FT IN MIXED NE TO E WIND WAVES AND NW SWELL.
WITHIN 27N114W TO 29N125W TO 30N128W TO 30N115W TO 27N114W NW
WINDS 20 TO 25 KT. SEAS 10 TO 19 FT IN NW SWELL...HIGHEST NEAR
30N118W. ELSEWHERE WITHIN 13N114W TO 04N140W TO 20N126W TO
28N140W TO 26N114W TO 13N114W WINDS 20 KT OR LESS. SEAS 8 TO 12
FT IN NW SWELL.
.24 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 09N110W TO
05N140W TO 25N140W TO 30N116W TO 19N105W TO 09N110W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 10N115W TO 05N140W TO 20N140W TO
26N115W TO 18N107W TO 10N115W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NW TO N SWELL.

.COLD FRONT FROM 30N108W TO 26N112W. WITHIN 28N111W TO 27N112W
TO 30N115W TO 32N115W TO 31N113W TO 28N111W...INCLUDING GULF OF
CALIFORNIA...W WINDS 20 TO 30 KT. SEAS 8 TO 11 FT FROM 29N TO
31N.
.18 HOUR FORECAST COLD FRONT DISSIPATED. WINDS 20 KT OR LESS.
SEAS LESS THAN 8 FT.
.21 HOUR FORECAST WITHIN 22N107W TO 22N109W TO 24N110W TO
25N108W TO 23N106W TO 22N107W...INCLUDING GULF OF CALIFORNIA...
NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS TO 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 19N105W TO 19N106W TO 21N106W TO 21N105W TO 20N106W TO
19N105W...INCLUDING NEAR CABO CORRIENTES...NW TO N WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS TO 8 FT.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.30 HOUR FORECAST COLD FRONT JUST N OF AREA. WITHIN 28N129W TO
28N134W TO 30N140W TO 30N125W TO 28N129W SW TO W WINDS 20 TO 25
KT. SEAS 8 TO 11 FT IN NW TO N SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N125W TO 25N140W. WITHIN
28N124W TO 27N128W TO 29N129W TO 30N127W TO 30N123W TO 28N124W SW
WINDS 20 TO 25 KT. SEAS 10 TO 16 FT IN NW SWELL. ELSEWHERE
WITHIN 28N122W TO 25N129W TO 25N140W TO 30N140W TO 30N120W TO
28N122W WINDS 20 KT OR LESS. SEAS 8 TO 17 FT IN NW TO N SWELL...
HIGHEST NEAR 30N136W.

.48 HOUR FORECAST WITHIN 10N86W TO 10N88W TO 11N88W TO 12N88W TO
11N86W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

CONVECTION VALID AT 0800 UTC TUE JAN 26...

.LOW PRES NEAR 05N115W...SCATTERED MODERATE FROM 06N TO 10N
BETWEEN 115W AND 119W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N75W TO 04N90W TO 06N112W. ITCZ FROM
04N119W TO 04N140W. SCATTERED MODERATE ISOLATED STRONG FROM 01N
TO 04N BETWEEN THE COAST OF COLOMBIA AND 80W...AND FROM 04N TO
07N BETWEEN 94W AND 107W. SCATTERED MODERATE FROM 07N TO 09N
BETWEEN 110W AND 113W.

.42 HOUR FORECAST WITHIN 15N94W TO 15N95W TO 16N95W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
35 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 14N94W TO 13N96W TO 15N96W TO 16N95W TO
16N93W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE
WINDS 20 TO 40 KT. SEAS 8 TO 9 FT.


GULF OF TEHUANTEPEC GALE WARNING: A COLD FRONT IS FORECAST TO
MOVE BY NORTH OF THE AREA IN THE GULF OF MEXICO LATER THIS WEEK.
HIGH PRESSURE WILL SURGE IN BEHIND THE FRONT ACROSS EASTERN
MEXICO AND NORTHERLY WINDS WILL RAPIDLY FUNNEL THROUGH THE
CHIVELA PASS WITH GALE FORCE WINDS FORECAST BEGINNING WED EVENING
IN THE TEHUANTEPEC REGION. WINDS WILL APPROACH STRONG GALE EARLY
THU AND THEN AGAIN THU NIGHT. THE GALE FORCE WINDS ARE FORECAST
TO PERSIST THROUGH EARLY SAT MORNING. VERY LARGE SEAS WILL BUILD
WITH THESE WINDS WITH SEAS OF 8 FT OR GREATER PROPAGATING WELL
WEST-SOUTHWEST AWAY FROM THE TEHUANTEPEC REGION, WHILE PEAK SEAS
WILL BE AROUND 20 FT THU NIGHT THROUGH FRI.
PLEASE SEE THE LATEST HIGH SEAS FORECAST AT
HTTP://NHC.NOAA.GOV/TEXT/MIAHSFEP2.SHTML FOR MORE DETAILS..

SHORT-TERM TEHUANTEPEC
TODAY - WSW 6-8, Seas SSW 3-5 feet @ 12sec
TONITE - W 4-6, Seas SSW 3-5 feet @ 13sec
WEDNESDAY - NW 14-19, Seas SSW 3-6 feet @ 13sec
WEDNESDAY NIGHT - N 24-33, Seas NNW 8-13 feet @ 6sec

LONG-TERM TEHUANTEPEC
THURSDAY - NNW 38-52, Seas NNW 16-24 feet @ 8sec
FRIDAY - NNW 37-50, Seas NNW 15-23 feet @ 8sec
SATURDAY - NNW 21-29, Seas NNW 8-13 feet @ 7sec
SUNDAY - NNW 20-27, Seas SSW 4-7 feet @ 12sec
MONDAY - N 25-34, Seas NNW 9-14 feet @ 7sec